These boxes can receive digitally transmitted TV and Radio transmissions via satellite (typically in Britain Sky), cable (typically in Britain NTL and Telewest) and a standard TV aerial (Freeview). Pace in conjunction with Sky + and others with hard disc based digital recorders. Sky + has a 40 Gigabyte hard disc. A similar box is now being offered to Freeview viewers. It has a twin tuner and a 20 gigabyte hard disc. With a twin tuner it is possible to watch one programme or listen to radio whilst recording ano- ther.
